mapCache.put("A", "A_value");
    mapCache.put("B", "B_value");
    mapCache.put("C", "C_value");

    assertThat(mapCache.unmodifiableKeySet()).hasSize(3);
    for (String key : mapCache.unmodifiableKeySet()) {
      assertThat(mapCache.get(key)).isEqualTo(key + "_value");
    }
  }

  @Test
  public void testPutNewValue() {
    assertThat(mapCache.put("key", "value")).isNull();

    mapCache.put("A", "A_value");
    mapCache.put("B", "B_value");
    mapCache.put("C", "C_value");

    assertThat(mapCache.unmodifiableKeySet()).hasSize(3);
    for (String key : mapCache.unmodifiableKeySet()) {
      assertThat(mapCache.get(key)).isEqualTo(key + "_value");
    }
  }

  @Test
  public void testPutNewValue() {
    assertThat(mapCache.put("key", "value")).isNull();

func (GobSerializer) Scan(ctx context.Context, field *Field, dst reflect.Value, dbValue interface{}) (err error) {
	fieldValue := reflect.New(field.FieldType)

	if dbValue != nil {
		var bytesValue []byte
		switch v := dbValue.(type) {
		case []byte:
			bytesValue = v
		default:
			return fmt.Errorf("failed to unmarshal gob value: %#v", dbValue)
		}
		if len(bytesValue) > 0 {

	switch value := dbValue.(type) {
	case []byte:
		*es = EncryptedString(bytes.TrimPrefix(value, []byte("hello")))
	case string:
		*es = EncryptedString(strings.TrimPrefix(value, "hello"))
	default:
		return fmt.Errorf("unsupported data %#v", dbValue)
	}
	return nil
}

  }

  @Benchmark
  long timeConstruct(long reps) {
    long rvalue = 0;
    int numStripesLocal = numStripes;
    Impl implLocal = impl;
    for (long i = 0; i < reps; i++) {
      rvalue += implLocal.get(numStripesLocal).hashCode();
    }
    return rvalue;
  }

  @Benchmark
  long timeGetAt(long reps) {
    long rvalue = 0;
    int[] stripesLocal = stripes;
    int mask = numStripes - 1;

  }

  @Benchmark
  long timeConstruct(long reps) {
    long rvalue = 0;
    int numStripesLocal = numStripes;
    Impl implLocal = impl;
    for (long i = 0; i < reps; i++) {
      rvalue += implLocal.get(numStripesLocal).hashCode();
    }
    return rvalue;
  }

  @Benchmark
  long timeGetAt(long reps) {
    long rvalue = 0;
    int[] stripesLocal = stripes;
    int mask = numStripes - 1;

        .add("\tkey\t:\tvalue\t") // '\t' also counts as whitespace
        .add("ping:  pong  ") // Value whitespace is trimmed.
        .add("kit:kat") // Space after colon is not required.
        .build()
    assertThat(headers.values("foo")).containsExactly("bar", "baz", "bak")
    assertThat(headers.values("key")).containsExactly("value")
    assertThat(headers.values("ping")).containsExactly("pong")

        value = "${a";
        assertEquals(value, ResourceUtil.resolve(value));

        value = "$a}";
        assertEquals(value, ResourceUtil.resolve(value));

        value = "${abc}";
        assertEquals(value, ResourceUtil.resolve(value));

        value = "${abc.xyz}";
        assertEquals(value, ResourceUtil.resolve(value));

        System.setProperty("abc", "123");

        value = "${abc}";

        assertEquals("", value);

        value = FessFunctions.maskEmail("aaa bbb ccc");
        assertEquals("aaa bbb ccc", value);

        value = FessFunctions.maskEmail("******@****.***");
        assertEquals("******@****.***", value);

        value = FessFunctions.maskEmail("******@****.***");
        assertEquals("******@****.***", value);

        value = FessFunctions.maskEmail("111 ******@****.*** 222");

     * @param <VALUE>
     *            <code>Map</code>の値ーの型
     * @param key
     *            <code>Map</code>に追加されるキー
     * @param value
     *            <code>Map</code>に追加される値
     * @return 指定されたキーと値を持つ{@link IdentityHashMap}を構築するための{@literal Maps}
     */
    public static <KEY, VALUE> Maps<KEY, VALUE> identityHashMap(final KEY key, final VALUE value) {
        return new Maps<>(new IdentityHashMap<KEY, VALUE>()).$(key, value);
    }